# Olivia Thayer, M.A.

Olivia is a North Carolina-born, Paris-based linguist specializing in Spanish and French grammar. She has worked on our English, Spanish, and French courses.

## Articles by Olivia Thayer

[**スペイン⁠語の「⁠e⁠s⁠t⁠e、e⁠s⁠t⁠a、e⁠s⁠t⁠o⁠s⁠…⁠」で悩⁠むあなたへ**](https://blog.duolingo.com/spanish-words-for-this-and-those/)  
Jul 21  
[**Cher Duolingo : comment progresser dans ma nouvelle langue grâce à l’immersion ?**](https://blog.duolingo.com/l-immersion-pour-progresser-en-langue/)  
Jul 14  
[**듀오링고에 물어보세요: 몰입 학습(이머전)을 통해 어떻게 새 언어 실력을 향상할 수 있나요?**](https://blog.duolingo.com/tips-for-learning-a-language-abroad/)  
Jul 14  
[**When to use “tú” and “usted” in Spanish**](https://blog.duolingo.com/tu-vs-usted/)  
Jul 9

[**What’s the International Phonetic Alphabet, and how do I use it?**](https://blog.duolingo.com/how-is-the-international-phonetic-alphabet-used/)  
Jul 23  
[**Wer entscheidet, was in einer Sprache „richtig“ oder „falsch“ ist?**](https://blog.duolingo.com/wer-entscheidet-was-korrekte-sprache-ist/)  
Jul 21